Which of the following expressions should be placed in each set of parentheses below in order to solve the equation by completing the square?
x2+6x+___=15+____
a.3/2
b.3
c.6
d.9
1 answer
what is half of b, then squared? 9
x2+6x+___=15+____
a.3/2
b.3
c.6
d.9
1 answer